[Highlight of the Month] Antal et al. Low intensity transcranial electric stimulation: Safety, ethical, legal regulatory and application guidelines (2017-2025: An update) - endorsed by the European Society for Brain Stimulation (ESBS) and by the International Federation for Clinical Neurophysiology (IFCN). Clin Neurophysiol 2026;184:2111436. https://doi.org/10.1016/j.clinph.2025.2111436